INFO: task syz-executor:4304 blocked for more than 143 seconds.
      Not tainted 6.1.146-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:0     pid:4304  ppid:1      flags:0x00000009
Call trace:
 __switch_to+0x2f4/0x568 arch/arm64/kernel/process.c:555
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xdd4/0x1b2c kernel/sched/core.c:6561
 schedule+0xc4/0x170 kernel/sched/core.c:6637
 io_schedule+0x84/0x154 kernel/sched/core.c:8797
 folio_wait_bit_common+0x56c/0x9c4 mm/filemap.c:1324
 __folio_lock mm/filemap.c:1687 [inline]
 folio_lock include/linux/pagemap.h:974 [inline]
 __filemap_get_folio+0x4ec/0xab0 mm/filemap.c:1959
 truncate_inode_pages_range+0x34c/0xd20 mm/truncate.c:377
 truncate_inode_pages mm/truncate.c:451 [inline]
 truncate_inode_pages_final+0x8c/0xbc mm/truncate.c:486
 evict+0x3d4/0x810 fs/inode.c:707
 dispose_list fs/inode.c:738 [inline]
 evict_inodes+0x64c/0x6e4 fs/inode.c:792
 generic_shutdown_super+0x9c/0x324 fs/super.c:480
 kill_block_super+0x70/0xdc fs/super.c:1470
 deactivate_locked_super+0xac/0x124 fs/super.c:332
 deactivate_super+0xe8/0x108 fs/super.c:363
 cleanup_mnt+0x37c/0x404 fs/namespace.c:1182
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1189
 task_work_run+0x1ec/0x270 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 do_notify_resume+0x1f70/0x2b0c arch/arm64/kernel/signal.c:1137
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_svc+0x98/0x138 arch/arm64/kernel/entry-common.c:638
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
 #0: ffff800015287770 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 kernel/rcu/tasks.h:517
1 lock held by rcu_tasks_trace/13:
 #0: ffff800015287f90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 kernel/rcu/tasks.h:517
1 lock held by ksoftirqd/0/15:
1 lock held by khungtaskd/28:
 #0: ffff800015286e00 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:349
4 locks held by kworker/u4:3/177:
2 locks held by getty/4069:
 #0: ffff0000d6a7b098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff80002067b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2ec/0xf9c drivers/tty/n_tty.c:2198
1 lock held by syz-executor/4304:
 #0: ffff0000f352a0e0 (&type->s_umount_key#67){++++}-{3:3}, at: deactivate_super+0xe0/0x108 fs/super.c:362
2 locks held by udevd/5691:
1 lock held by udevd/5700:
1 lock held by udevd/6275:
1 lock held by udevd/6280:
1 lock held by syz.7.941/7298:
 #0: ffff0000f352a0e0 (&type->s_umount_key#67){++++}-{3:3}, at: iterate_supers+0xa8/0x1d0 fs/super.c:755
1 lock held by syz.5.2149/10581:
 #0: ffff0000eea3c0e0 (&type->s_umount_key#48/1){+.+.}-{3:3}, at: alloc_super+0x1a4/0x804 fs/super.c:228
1 lock held by syz.2.2158/10596:
 #0: ffff80001528c980 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x58/0x5d4 kernel/rcu/tree.c:4023

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